.conn{
    margin-top: 20px;
}
.liti{
    color: #fafafa;
    letter-spacing: 0;
    text-shadow: 0px 1px 0px #999, 0px 2px 0px #888, 0px 3px 0px #777, 0px 4px 0px #666, 0px 5px 0px #555, 0px 6px 0px #444, 0px 7px 0px #333, 0px 8px 7px #001135
}
.tab{
    width: 60%;
    margin: 30px auto;
    height: 640px;
    background-color: #ffffff ;
    box-shadow: 0px 0px 50px #ACADAD;
    position: relative;
}
.tab ul{
    padding: 0;
    margin: 0;

}
.tab ul li{
    margin-top: 10px;

}
.tab ul li p{
    display: block;
    background-color: #ACE6E6;
    width: 100%;
}
.tab ul li p{
    padding: 5px;
    font-family:Arial,Helvetica,sans-serif;
    font-size: 24px;
    vertical-align:middle;
    font-weight:normal
}
.tu{
    margin: 0 auto;
    display: block;
    float: left;
    position: relative;
    left: 50%;
}
.pic{
    float: left;
    position: relative;
    left: -50%;
    margin-left: 8px;
}
.butpos{
    position: absolute;
    bottom: 10px;
    left: 50%;
    margin-left: -55px;
}
